How do I add a button from Google every post

There's a bishop's miter in the hallway, a Greek urn on the bed. There's a pair of gladiator sandals on the cushion and an old sheet into about To Be transformed gown for the Athenian year began goddess.Pentru blogger login account, then click on the blog design that you want to add the button, then click Edit HTML.

After you've followed the steps these guys, click, Expand Widget, and using ctrl + F function, find the line
<data:post.body/>, and write this code after this line:
-----------------------------------------------------------------------------
<!-- Place this tag in your head or just before your close body tag -->
<script type="text/javascript" src="https://apis.google.com/js/plusone.js">
  {lang: 'ro'}
</script>

<!-- Place this tag where you want the +1 button to render -->
<g:plusone></g:plusone>
-------------------------------------------------------------------------------------------
should look like this:
<data:post.body/><!-- Place this tag in your head or just before your close body tag -->
<script type="text/javascript" src="https://apis.google.com/js/plusone.js">
  {lang: 'ro'}
</script>

<!-- Place this tag where you want the +1 button to render -->
<g:plusone></g:plusone>

And the result is: